visit care.gov or call 1-800-medicare. >> greta: 17. that's how many republican governors are saying no, no to setting up state-run health exchanges mandated by obamacare. arizona governor jan brewer is joining that growing list. good evening, governor. governor, tell me, why have you decided not to set up the arizona state exchange, ned go to -- instead go to the federal exchange. >> well, first, let me begin by saying that after a lot of outreach and input, sitting down and deliberating over this, it was very, very clear to me, because for the state of arizona to set up a state exchange would be far too risky, far too expensive, and it would be an exchange in name only in the state of arizona. it just doesn't make any sense whatsoever at all for us to move forward in that direction. >> greta: i've seen that you've done a study that governors, that it would cost anywhere between $27 million and $40 million in the year 2015, the first year the federal government picks up the cost, then goes to the states from then on. that's a lot of mo